42 MARINE SHELLS OF SOUTH AFRICA. 
specimens vary a little, but only a little, and that promiscu- 
ously. I cannot find any specific difference.’ 
TurBo (COLLONIA) SANGUINEUS, Linn., Sowerby, Thes. 
Conch. vol. v. pl. 504, fig. 146.=7'. quantilla (Gould).—Port 
Elizabeth (Crawford), Mediterranean, Vancouver Island, &e. 
Turso (CoLLonia) MiInuTUS, Sowerby, pl. 2, fig. 53; J. of 
C. 1889, vol. vi. p. 152, pl. 3, fig. 9.—Port Elizabeth. Since 
describing this species I have seen a couple of specimens of 
rather larger size. 
OxyYsTELE MERULA, Lamarck, Tryon, vol. xi. pl. 23, fig 79. 
—Port Elizabeth (plentiful). 
OXYSTELE TIGRINUS, Chemnitz, Tryon, vol. xi. pl. 23, 
figs. 61-64.—Port Elizabeth (plentiful). 
OXYSTELE NIGER, A. Adams (Photinula), P. Z. 8. 1851, 
p- 192.—Port Elizabeth. 
OXYSTELE ZONATUS, Wood, Tryon, vol. xi. p. 238, pl. 36, 
fig. 21 (as Gibbula).—Port Elizabeth, Simon’s Bay, &c. 
OXYSTELE IMPERVIUS, Menke, Philippi, Conch. Cab. p. 145, 
pl. 24, fig. 8; var. Trochus sagittiferus (Lamarck), Phil. 
Conch. Cab. pl. 24, fig. 16; var. Trochus indecorus, Phil. 
Conch. Cab. p. 143, pl. 24, fig. 5; var. Trochus variegatus 
(Anton).—Agulhas Bank (Krauss), Simon’s Bay, Table Bay, 
Port Elizabeth, &e. (common). 
OXYSTELE TABULARIS, Avrauss, Sudafr. Moll. p. 97, pl. 5, 
fig. 30.—Table Bay (Krauss), Natal and Port Elizabeth. 
OxystELeE Tamst, Dunker, Index Moll. Guinea, p. 16, 
pl. 2, figs. 40-42.—Cape (Dunker), Guinea, Cape de Verde 
Islands, &e. 
CALLIOSTOMA ORNATUM, Lamarck (Trochus), Reeve, 
Conch. Icon. (Ziziphinus), sp. 7.—Several varieties of this 
pretty shell found at Port Elizabeth. 
CALLIOSTOMA EUGLYPTUS, A. Adams, Reeve, Conch. Icon. 
(Ziziphinus), sp. 17.—Port Elizabeth (rare). Reputed habi- 
tats: Australia, Tasmania, ~&e. 
CALLIOSTOMA BICINGULATUM, Lamarck (Trochus), Reeve, 
Conch. Icon. (Ziziphinus), sp. 20.—Cape coast (Krauss). 
This species is quoted from Torres Straits. 
